11213042122 has 4 divisors (see below), whose sum is σ = 16819563186. Its totient is φ = 5606521060.

The previous prime is 11213042117. The next prime is 11213042167. The reversal of 11213042122 is 22124031211.

11213042122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22124031211 = 619 ⋅35741569.

It can be written as a sum of positive squares in only one way, i.e., 10251360001 + 961682121 = 101249^2 + 31011^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11213042122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2803260529 + ... + 2803260532.

Almost surely, 2^11213042122 is an apocalyptic number.

11213042122 is a deficient number, since it is larger than the sum of its proper divisors (5606521064).

11213042122 is an equidigital number, since it uses as much as digits as its factorization.

11213042122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5606521063.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 11213042122 its reverse (22124031211), we get a palindrome (33337073333).

The spelling of 11213042122 in words is "eleven billion, two hundred thirteen million, forty-two thousand, one hundred twenty-two".